Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f7c6e78195fca9bec4c7c5354e8101edf633ecea5e90ff8cfdadfe9d956f235b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^